1

fission

noun fis·sion \ ˈfi-shᵊn , -zhᵊn \
Updated on: 23 Nov 2017

Definition of fission

1 : a splitting or breaking up into parts
2 : reproduction by spontaneous division of the body into two or more parts each of which grows into a complete organism
3 : the splitting of an atomic nucleus resulting in the release of large amounts of energy

fissional

play \ˈfi-shə-nəl, -zhə-\ adjective

Recent Examples of fission from the Web

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Origin and Etymology of fission

borrowed from Latin fissiōn-, fissiō, from fid-, variant stem of findere "to split, cleave" + -tiōn-, -tiō, suffix of verbal action — more at 1bite


2

fission

verb

Definition of fission

intransitive verb
: to undergo fission
transitive verb
: to cause to undergo fission

Origin and Etymology of fission

derivative of 1fission



FISSION Defined for English Language Learners

fission

noun

Definition of fission for English Language Learners

  • physics : a process in which the nucleus of a heavy atom is split apart

  • biology : a kind of reproduction in which a cell or body divides into two or more parts and each part grows into a whole new individual


FISSION Defined for Kids

fission

noun fis·sion \ ˈfi-shən \

Definition of fission for Students

1 : a method of reproduction in which a living cell or body divides into two or more parts each of which grows into a whole new individual
2 : the process of splitting an atomic nucleus with the release of large amounts of energy

Medical Dictionary

fission

noun fis·sion \ ˈfish-ən also ˈfizh- \

medical Definition of fission

1 : a method of reproduction in which a living cell or body divides into two or more parts each of which grows into a whole new individual
2 a : cleavage 2
b : the splitting of an atomic nucleus resulting in the release of large amounts of energy called also nuclear fission

fission

verb fissioned; fissioning \ˈfish-(ə-)niŋ also ˈfizh-\

fissional

\ˈfish-ən-ᵊl also ˈfizh-\ adjective


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